| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,356 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,280 |
| Empires by Maps | 0 | - | 4.98 | 122,670 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,714 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,971 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,615 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,406 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,819 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,615 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,744 |
| Play-Doh People from History | 0 | - | 4.99 | 95,825 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,781 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,180 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 50,233 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,357 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,630 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,804 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,701 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,321 |
| All Country Flags of the World | 0 | - | 5.00 | 3,728,010 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,548,336 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,555 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,318 |
| Where Are These Doors? | 0 | - | 4.45 | 30,280 |
| Years in History by Picture | 0 | - | 4.45 | 35,957 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,078 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,236 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,578 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,835 |
| Flags with Crescents | 0 | - | 4.98 | 171,852 |
| Country Flag Trivia | 0 | - | 4.82 | 58,367 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,239 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,687 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,978 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,163 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,220 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 61,233 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,680 |
| Real vs. Fake Flags | 0 | - | 4.98 | 126,172 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 185,160 |
| National Football Team Logos | 0 | - | 4.85 | 192,015 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,503 |
| Countries by National Anthem | 0 | - | 4.92 | 71,448 |
| Name that Object #1 | 0 | - | 3.57 | 96,656 |
| Flags to Languages | 0 | - | 4.95 | 174,742 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,181 |
| Fruits by Picture | 0 | - | 4.19 | 809,937 |
| Old Movies by Picture | 0 | - | 4.51 | 25,298 |
| Rappers by Picture | 0 | - | 4.23 | 136,043 |
| Geography by Picture - B | 0 | - | 4.42 | 55,842 |
| Geography by Picture - H | 0 | - | 4.50 | 58,441 |
| Geography by Picture - N | 0 | - | 4.45 | 42,406 |
| Geography by Picture - R | 0 | - | 4.56 | 41,206 |
| Geography by Picture - T | 0 | - | 4.54 | 58,059 |
| Random Logos Quiz | 0 | - | 4.33 | 210,011 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,728 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,709 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,338 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,331 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,862 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,072 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 56,012 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,201 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,705 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 545,551 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,923 |
| Name that Bug | 0 | - | 4.12 | 45,662 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,566 |
| Elements by Picture | 0 | - | 4.27 | 70,414 |
| Name that Object #2 | 0 | - | 3.63 | 15,554 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,561 |
| Islands by Picture | 0 | - | 4.28 | 107,997 |
| Name that Object #3 | 0 | - | 3.93 | 14,484 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,494 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,645 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,593 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,081 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,566 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,605 |
| International Footballers by Picture | 0 | - | 4.51 | 56,821 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 287,559 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,757 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,812 |
| Geography by Picture - A | 0 | - | 4.39 | 60,501 |
| Geography by Picture - D | 0 | - | 4.15 | 45,833 |
| Geography by Picture - F | 0 | - | 4.31 | 51,242 |
| Geography by Picture - G | 0 | - | 4.39 | 48,135 |
| Geography by Picture - J | 0 | - | 4.16 | 38,646 |
| Geography by Picture - K | 0 | - | 4.29 | 33,302 |
| Geography by Picture - C | 0 | - | 4.31 | 57,296 |
| Geography by Picture - L | 0 | - | 4.37 | 59,193 |
| Geography by Picture - M | 0 | - | 4.14 | 40,635 |
| Geography by Picture - P | 0 | - | 4.24 | 42,617 |
| Geography by Picture - S | 0 | - | 4.38 | 47,223 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,500 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,760 |
| Flag Maths | 0 | - | 4.61 | 57,871 |
| Satellite Images #1 | 0 | - | 4.46 | 130,143 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 110,000 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,496 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,336 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,294 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,713 |
| Soccer Team Logos | 0 | - | 4.26 | 378,692 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,442,404 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,452 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,347 |
| Movie Logos | 0 | - | 4.33 | 240,926 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,398 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,700 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,449 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,817 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,322 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,641 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,497 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,973 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,335 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,628 |
| Pictures by Letter - N | 0 | - | 4.12 | 24,703 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,250 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,983 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,912 |
| History by Picture - A | 0 | - | 4.26 | 46,254 |
| History by Picture - B | 0 | - | 4.40 | 49,454 |
| History by Picture - C | 0 | - | 4.33 | 54,997 |
| History by Picture - F | 0 | - | 4.35 | 38,286 |
| History by Picture - G | 0 | - | 4.40 | 42,522 |
| History by Picture - D | 0 | - | 4.29 | 44,755 |
| History by Picture - E | 0 | - | 4.25 | 44,330 |
| History by Picture - H | 0 | - | 4.37 | 37,170 |
| History by Picture - K | 0 | - | 4.35 | 33,688 |
| History by Picture - M | 0 | - | 4.17 | 36,471 |
| History by Picture - N | 0 | - | 4.40 | 41,611 |
| History by Picture - O | 0 | - | 4.39 | 36,627 |
| History by Picture - T | 0 | - | 4.20 | 33,613 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,889 |
| Musicians Who Died Young | 0 | - | 4.39 | 109,311 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,428 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,501 |
| Songs From Movies | 0 | - | 4.36 | 66,421 |
| Movies by Soundtrack | 0 | - | 4.40 | 31,771 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 120,020 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 106,150 |
| Flowers by Picture | 0 | - | 4.46 | 105,900 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 49,038 |
| Authors by Picture | 0 | - | 4.48 | 25,658 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,175 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,530 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,273 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,518 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,158 |
| Animals A-Z by Picture | 0 | - | 4.08 | 67,007 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,581 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,393 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,161 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,648 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,887 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 249,313 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 161,373 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 95,160 |
| Emoji Flags | 0 | - | 4.35 | 44,341 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,316 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,847 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,748 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,134 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,417 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,961 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,761 |
| Airline Logos | 0 | - | 4.45 | 141,627 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,805 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 160,214 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,721 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,500 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,821 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,390 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,086 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,277 |
| Vegetables by Picture | 0 | - | 4.39 | 63,969 |
| Music by Year, 1990–2009 | 0 | - | 4.18 | 110,518 |
| Music by Year, 1970–1989 | 0 | - | 4.31 | 41,349 |
| Christmas Song Lyrics | 0 | - | 4.19 | 70,827 |
| Yakko's World Lyrics Quiz With a Map | 0 | - | 4.69 | 19,431 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,888 |
| American TV Theme Songs | 0 | - | 4.30 | 73,260 |
| Brand Logos A-Z | 0 | - | 4.21 | 43,981 |
| Foods by Picture | 0 | - | 3.81 | 226,780 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,853 |
| Christmas by Picture | 0 | - | 4.26 | 28,244 |
| Hats by Picture | 0 | - | 4.21 | 18,029 |
| Weapons by Picture | 0 | - | 4.13 | 21,234 |
| Cars by Picture | 0 | - | 3.89 | 41,882 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,408 |
| Plants by Picture | 0 | - | 4.24 | 14,537 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,812 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,557 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,216 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,253 |
| Women in History by Picture | 0 | - | 4.25 | 26,079 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,940 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,141 |
